Time-stretching can also be a powerful tool in creating very extended and slowly shifting sound textures. Take a small sound and stretch it until it is quite big.

Structuring the Piece

You might find it useful to have a basic overview or structure to aid in the composition of your piece. This might be something very simple, such as moving gradually from noisy to pitched sounds over the course of 4/5 minutes, or in taking inspiration from clouds rolling across a landscape.